[rescue] Ultra 5/10 with OpenPROM Password

Patrick Finnegan pat at computer-refuge.org
Fri Apr 23 18:24:37 CDT 2004

On Friday 23 April 2004 18:12, Mike Hebel wrote:
> On Friday, April 23, 2004, at 06:00 PM, J. Alexander Jacocks wrote:
> > I have an opportunity to get rather cheaply either an Ultra 5 or
> > Ultra 10 with a set, unknown PROM password.
> >
> > Anybody here know an easy way to break one of these?  The only
> > options I
> > am aware of involve ordering a new one from Sun, or hot-swapping a
> > module from a system with a good PROM.  The second option would be
> > difficult, because I don't have any other U5/10's.
> Does the old "Boot, remove NVRAM while live, reset security, replace
> NVRAM while live, reboot" trick work on Ultras?

Not unless you want to nuke the NVRAM, at least in my experience.  [See 
other post.]

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